Fig. 1. Structural diagram of wireless optical coherent communication system

Fig. 2. Structural diagram of wave-front sensorless adaptive correction

Fig. 3. Parallel processing of voltage vector

Fig. 4. Pattern diagram of cooperative mode between CPU and GPU

Fig. 5. Transfer thread processing pixel

Fig. 6. Parallel matrix operation

Fig. 7. Mark diagrams before and after acceleration by centroid algorithm. (a) Before acceleration; (b) after acceleration

Fig. 8. Beam path diagram of wave-front sensorless adaptive optical experiment

Fig. 9. Spots by CCD before and after correction. (a) Before correction; (b) correction effect before acceleration; (c) correction effect after acceleration

Fig. 10. Variation trend of Strehl ratio. (a) Strong turbulence; (b) middle turbulence; (c) weak turbulence

Fig. 11. Experimental site

Fig. 12. Beam path diagram of wave-front sensorless correction

Fig. 13. Spots before and after correction. (a) Before correction; (b) after correction

Fig. 14. Variation trend of coherent light Strehl ratio